class Person:
    def __init__(self, name, sex):
        self.name = name
        self.sex = sex
    def introduce(self):
        print(f'姓名: {self.name}')
        print(f'性别: {self.sex}')
person_one = Person('小陈', '女')
person_one.introduce()

person_two = Person('小李', '男')
person_two.introduce()